Edwardsville
- Country: United States
- State: Illinois
- Population: 25,071 (2016)
- Latitude: 38° 48.7' N (38.81144°)
- Longitude: 89° 57.2' W (-89.95316°)
- Elevation: 165 m/541 ft. above sea level
- Time zone: America/Chicago (UTC -06:00); DST observed (UTC -05:00)